Healthy nails are beautiful pink.
Pale nails without blood, anemia, cold blood, blood loss, blood pressure (hypotension).
Purple nail tip insufficient blood supply of oxygen, hardening of the arteries, high blood lipid (cholesterol).
Close to death, fingertips gradually appear black nails often by the base, up to grow into a straight line, die in seconds.
Low blue nails of oxygen. Green too blue, congestion, hysteresis resistance is malignant lesions or heart of nails.
Low value their nails han zheng, blood stasis. Blue and black is in a critical condition.
Yellow nails for jaundice, liver disease, a heavy smoker. And prompt is chronic lesions, appeared on the thumb, prompt poor general health status.
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